RB Racing

Link to: RB Racing 

Link to excellent Drivetrain and Speed Calculator: RB Racing Drivetrain and Speed Calculator 

AND THERE IS MORE CALCULATIONS HERE!
Harley Evo Engine Simulator
Harley Balance Calculator
Harley Displacement Calculator
Chain Length Calculator
Clutch Tech and Torque Calculator
S&S Manifold Length Calculator
Intercooler Calculators
Professional Injector Pulsewidth Calculator
Fuel Injector/Fuel Pump/ Calculators
Additional Injector Controller Calculator
Motorsports Mil-Spec Wiring Harness Guide
Camshaft Calculator
Boost Compression Ratio Calculator
Harley Advanced Dynamic Compression Calculator
Inlet Runner Design and Torque Peak Calculator
Static Compression Ratio Calculator
Mach Index of Inlet Valves Calculator
Lovell Mean Gas Speed Inlet Valve Calculator
Tire Diameter Calculator
Fork Length and Trail Calculator
Rake and Trail Calculator
Professional Rake and Trail Calculator
Drivetrain and Speed Calculator
Squish Band and Deck Height Calculator
Bonneville Aero-horsepower Calculator
RSR Water Injection Calculator
Boost and Airflow Calculator
Turbocharger and Supercharger Maps
Harley-Davidson Exhaust Technology
General Conversions


Its like X-mas finding a source like this!